drm/amdkfd: validate SVM ioctl nattr against buffer size
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.1%
exploitation probability
0.1%top 96% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
drm/amdkfd: validate SVM ioctl nattr against buffer size
Validate nattr field against the buffer size, preventing
out-of-bounds buffer access via user-controlled attribute count.
(cherry picked from commit 5eca8bfdfa456c3304ca77523718fe24254c172f)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efchttps://git.kernel.org/stable/c/daa8bc5f83814b55b71d2b5b3a090d57a5219c21https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631https://git.kernel.org/stable/c/fb07a0c9c8419164812e07274947f11b1d92dd61